Refs #32873 -- Removed settings.USE_L10N per deprecation timeline.

django/conf/__init__.py

@@ -30,12 +30,6 @@ USE_DEPRECATED_PYTZ_DEPRECATED_MSG = (
     "code to use zoneinfo and remove the USE_DEPRECATED_PYTZ setting."
 )
 
-USE_L10N_DEPRECATED_MSG = (
-    "The USE_L10N setting is deprecated. Starting with Django 5.0, localized "
-    "formatting of data will always be enabled. For example Django will "
-    "display numbers and dates using the format of the current locale."
-)
-
 CSRF_COOKIE_MASKED_DEPRECATED_MSG = (
     "The CSRF_COOKIE_MASKED transitional setting is deprecated. Support for "
     "it will be removed in Django 5.0."
@@ -173,20 +167,6 @@ class LazySettings(LazyObject):
         if not filename.startswith(os.path.dirname(django.__file__)):
             warnings.warn(message, category, stacklevel=2)
 
-    @property
-    def USE_L10N(self):
-        self._show_deprecation_warning(
-            USE_L10N_DEPRECATED_MSG, RemovedInDjango50Warning
-        )
-        return self.__getattr__("USE_L10N")
-
-    # RemovedInDjango50Warning.
-    @property
-    def _USE_L10N_INTERNAL(self):
-        # Special hook to avoid checking a traceback in internal use on hot
-        # paths.
-        return self.__getattr__("USE_L10N")
-
     # RemovedInDjango51Warning.
     @property
     def DEFAULT_FILE_STORAGE(self):
@@ -255,9 +235,6 @@ class Settings:
             os.environ["TZ"] = self.TIME_ZONE
             time.tzset()
 
-        if self.is_overridden("USE_L10N"):
-            warnings.warn(USE_L10N_DEPRECATED_MSG, RemovedInDjango50Warning)
-
         if self.is_overridden("DEFAULT_FILE_STORAGE"):
             if self.is_overridden("STORAGES"):
                 raise ImproperlyConfigured(
@@ -304,8 +281,6 @@ class UserSettingsHolder:
 
     def __setattr__(self, name, value):
         self._deleted.discard(name)
-        if name == "USE_L10N":
-            warnings.warn(USE_L10N_DEPRECATED_MSG, RemovedInDjango50Warning)
         if name == "CSRF_COOKIE_MASKED":
             warnings.warn(CSRF_COOKIE_MASKED_DEPRECATED_MSG, RemovedInDjango50Warning)
         if name == "DEFAULT_FILE_STORAGE":

django/conf/global_settings.py

@@ -171,11 +171,6 @@ LANGUAGE_COOKIE_SECURE = False
 LANGUAGE_COOKIE_HTTPONLY = False
 LANGUAGE_COOKIE_SAMESITE = None
 
-
-# If you set this to True, Django will format dates, numbers and calendars
-# according to user current locale.
-USE_L10N = True
-
 # Not-necessarily-technical managers of the site. They get broken link
 # notifications and other various emails.
 MANAGERS = ADMINS

django/templatetags/l10n.py

@@ -7,8 +7,7 @@ register = Library()
 @register.filter(is_safe=False)
 def localize(value):
     """
-    Force a value to be rendered as a localized value,
-    regardless of the value of ``settings.USE_L10N``.
+    Force a value to be rendered as a localized value.
     """
     return str(formats.localize(value, use_l10n=True))
 
@@ -16,8 +15,7 @@ def localize(value):
 @register.filter(is_safe=False)
 def unlocalize(value):
     """
-    Force a value to be rendered as a non-localized value,
-    regardless of the value of ``settings.USE_L10N``.
+    Force a value to be rendered as a non-localized value.
     """
     return str(formats.localize(value, use_l10n=False))
 
@@ -41,8 +39,7 @@ class LocalizeNode(Node):
 @register.tag("localize")
 def localize_tag(parser, token):
     """
-    Force or prevents localization of values, regardless of the value of
-    `settings.USE_L10N`.
+    Force or prevents localization of values.
 
     Sample usage::
 

django/utils/formats.py

@@ -104,13 +104,10 @@ def get_format(format_type, lang=None, use_l10n=None):
     format_type is the name of the format, e.g. 'DATE_FORMAT'.
 
     If use_l10n is provided and is not None, it forces the value to
-    be localized (or not), overriding the value of settings.USE_L10N.
+    be localized (or not), otherwise it's always localized.
     """
     if use_l10n is None:
-        try:
-            use_l10n = settings._USE_L10N_INTERNAL
-        except AttributeError:
-            use_l10n = settings.USE_L10N
+        use_l10n = True
     if use_l10n and lang is None:
         lang = get_language()
     format_type = str(format_type)  # format_type may be lazy.
@@ -153,7 +150,7 @@ def date_format(value, format=None, use_l10n=None):
     localizable format.
 
     If use_l10n is provided and is not None, that will force the value to
-    be localized (or not), overriding the value of settings.USE_L10N.
+    be localized (or not), otherwise it's always localized.
     """
     return dateformat.format(
         value, get_format(format or "DATE_FORMAT", use_l10n=use_l10n)
@@ -165,7 +162,7 @@ def time_format(value, format=None, use_l10n=None):
     Format a datetime.time object using a localizable format.
 
     If use_l10n is provided and is not None, it forces the value to
-    be localized (or not), overriding the value of settings.USE_L10N.
+    be localized (or not), otherwise it's always localized.
     """
     return dateformat.time_format(
         value, get_format(format or "TIME_FORMAT", use_l10n=use_l10n)
@@ -177,13 +174,10 @@ def number_format(value, decimal_pos=None, use_l10n=None, force_grouping=False):
     Format a numeric value using localization settings.
 
     If use_l10n is provided and is not None, it forces the value to
-    be localized (or not), overriding the value of settings.USE_L10N.
+    be localized (or not), otherwise it's always localized.
     """
     if use_l10n is None:
-        try:
-            use_l10n = settings._USE_L10N_INTERNAL
-        except AttributeError:
-            use_l10n = settings.USE_L10N
+        use_l10n = True
     lang = get_language() if use_l10n else None
     return numberformat.format(
         value,
@@ -202,7 +196,7 @@ def localize(value, use_l10n=None):
     formatted as a string using current locale format.
 
     If use_l10n is provided and is not None, it forces the value to
-    be localized (or not), overriding the value of settings.USE_L10N.
+    be localized (or not), otherwise it's always localized.
     """
     if isinstance(value, str):  # Handle strings first for performance reasons.
         return value

django/utils/numberformat.py

@@ -27,9 +27,9 @@ def format(
     """
     if number is None or number == "":
         return mark_safe(number)
-    use_grouping = (
-        use_l10n or (use_l10n is None and settings.USE_L10N)
-    ) and settings.USE_THOUSAND_SEPARATOR
+    if use_l10n is None:
+        use_l10n = True
+    use_grouping = use_l10n and settings.USE_THOUSAND_SEPARATOR
     use_grouping = use_grouping or force_grouping
     use_grouping = use_grouping and grouping != 0
     # Make the common case fast